Corn Pudding

3 eggs
3 tablespoons melted butter
1 tablespoon sugar
1 tablespoon flour
1 1/2 teaspoons salt
1 1/3 cups milk, scalded
1/4-inch thick slice small onion
1 1/2 cups shole kernel corn

Butter a 2-quart casserole dish. Put eggs in blender; cover, process at Stir until beaten. Add remaining ingredients; cover, process at Whip only until corn is thoroughly mixed into batter. Pur into the casserole dish. Bake 1 hour and 10 minutes in preheated 350 degree oven.